A Method of Reducing Motor Vibration: Natural Frequency, Damping Ratio, and Vibration Analysis of CFRP Motor Frame

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">First mode</td><td class="align_center">Second mode</td><td class="align_center">Third mode</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Damping ratio <i>ξ</i> (%)</td><td class="align_center">1.00</td><td class="align_center">0.97</td><td class="align_center">0.80</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Calculation of the damping ratio of the CFRP motor frame.</div>

Shock and Vibration

tab3

Table 3

Table 3: A Method of Reducing Motor Vibration: Natural Frequency, Damping Ratio, and Vibration Analysis of CFRP Motor Frame 